What are some alternatives?
Supermetrics - Supermetrics condenses all the major vectors of data relevant to a user's marketing campaigns and helps them make sense of it all.
Lucidpress - Lucidpress is a web-based design and layout application that enables anyone to create beautiful...
FlipSnack - Flipsnack | PDF to HTML5 page flip - flipbook
FlipBuilder - FlipBuilder provides Flash and HTML5 flip book maker software to build wonderful page flipping effect ebooks from PDF, images and Office files.
FlippingBook - Make professional mobile-ready flip book from any document. Get trusted solution and impress your audience with quality digital publishing.
GifBook - Make animated GIFs into paper flip books